<!doctype html>
<html>
<head>
<link rel="icon" href="http://www.mobiletrain.org/favicon.ico" 
      type="/image/x-icon">
<meta charset="utf-8">
<title>CSS扩展</title>
 <style>
  	#box{ width:100px; height:50px; border:1px black solid; 
  	      background :url(qianfeng.jpg) no-repeat; 
 	      background-position : -30px -50px; }
</style>
</head>
<body>
	<div id="box"></div>
</body>
</html>
